Table 13.

Statistical analysis of compressive strength SVM model.

Statistical Analysis	SVM	SVM-Adaboost	SVM-Bagging
Average	27.96	28.55	28.48
Minimum	5.50	2.11	8.18
Maximum	58.89	62.90	60.32
No. of entries below 10 MPa	5	1	3
No. of entries from 10 to 20 MPa	15	16	16
No. of entries from 20 to30 MPa	27	34	29
No. of entries from 30 to 40 MPa	24	19	20
No. of entries from 40 to 50 MPa	7	6	9
No. of entries from 50 to 60 MPa	2	2	1
No. of entries from 60 to 70 MPa	0	2	2
Total testing data points	80	80	80
Mean below 10 MPa	0.54	0.03	0.35
Mean in range of 10 to 20 MPa	2.71	2.69	2.78
Mean in range of 20 to 30 MPa	8.90	11.06	9.33
Mean in range of 30 to 40 MPa	10.46	8.53	8.76
Mean in range of 40 to 50 MPa	3.92	3.32	5.07
Mean in range of 50 to 60 MPa	1.42	1.38	0.69
Mean in range of 60 to 70 MPa	0.00	1.54	1.50